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/*
hierarchicalkeylistjob.cpp
This file is part of libkleopatra, the KDE keymanagement library
Copyright (c) 2004 Klarälvdalens Datakonsult AB
Libkleopatra is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
Libkleopatra is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
In addition, as a special exception, the copyright holders give
permission to link the code of this program with any edition of
the TQt library by Trolltech AS, Norway (or with modified versions
of TQt that use the same license as TQt), and distribute linked
combinations including the two. You must obey the GNU General
Public License in all respects for all of the code used other than
TQt. If you modify this file, you may extend this exception to
your version of the file, but you are not obligated to do so. If
you do not wish to do so, delete this exception statement from
your version.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "hierarchicalkeylistjob.h"
#include "cryptobackend.h"
#include "keylistjob.h"
#include <klocale.h>
#include <tqstringlist.h>
#include <tqtl.h>
#include <gpgmepp/key.h>
#include <gpgmepp/context.h>
#include <gpgmepp/data.h>
#include <gpg-error.h>
#include <iterator>
#include <algorithm>
#include <assert.h>
Kleo::HierarchicalKeyListJob::HierarchicalKeyListJob( const CryptoBackend::Protocol * protocol,
bool remote, bool includeSigs, bool validating )
: KeyListJob( 0, "Kleo::HierarchicalKeyListJob" ),
mProtocol( protocol ),
mRemote( remote ),
mIncludeSigs( includeSigs ),
mValidating( validating ),
mTruncated( false ),
mIntermediateResult(),
mJob( 0 )
{
assert( protocol );
}
Kleo::HierarchicalKeyListJob::~HierarchicalKeyListJob() {
}
GpgME::Error Kleo::HierarchicalKeyListJob::start( const TQStringList & patterns, bool secretOnly ) {
if ( secretOnly || patterns.empty() )
return gpg_err_make( GPG_ERR_SOURCE_GPGME, GPG_ERR_UNSUPPORTED_OPERATION );
tqCopy( patterns.begin(), patterns.end(),
std::inserter( mNextSet, mNextSet.begin() ) );
const GpgME::Error err = startAJob();
if ( err )
deleteLater();
return err;
}
GpgME::KeyListResult Kleo::HierarchicalKeyListJob::exec( const TQStringList &, bool,
std::vector<GpgME::Key> & keys ) {
keys.clear();
return GpgME::KeyListResult( gpg_err_make( GPG_ERR_SOURCE_GPGME, GPG_ERR_UNSUPPORTED_OPERATION ) );
}
void Kleo::HierarchicalKeyListJob::slotNextKey( const GpgME::Key & key ) {
if ( const char * chain_id = key.chainID() )
mNextSet.insert( chain_id );
if ( const char * fpr = key.primaryFingerprint() )
if ( mSentSet.find( fpr ) == mSentSet.end() ) {
mSentSet.insert( fpr );
emit nextKey( key );
}
}
void Kleo::HierarchicalKeyListJob::slotCancel() {
if ( mJob ) mJob->slotCancel();
mNextSet.clear();
}
void Kleo::HierarchicalKeyListJob::slotResult( const GpgME::KeyListResult & res ) {
mJob = 0;
mIntermediateResult.mergeWith( res );
std::set<TQString> tmp;
std::set_difference( mNextSet.begin(), mNextSet.end(),
mScheduledSet.begin(), mScheduledSet.end(),
std::inserter( tmp, tmp.begin() ) );
mNextSet.clear();
std::set_difference( tmp.begin(), tmp.end(),
mSentSet.begin(), mSentSet.end(),
std::inserter( mNextSet, mNextSet.begin() ) );
if ( mIntermediateResult.error() || mNextSet.empty() ) {
emit done();
emit result( mIntermediateResult );
deleteLater();
return;
}
if ( const GpgME::Error error = startAJob() ) { // error starting the job for next keys
mIntermediateResult.mergeWith( GpgME::KeyListResult( error ) );
emit done();
emit result( mIntermediateResult );
deleteLater();
return;
}
#if 0 // FIXME
const int current = mIt - mKeys.begin();
const int total = mKeys.size();
emit progress( i18n("progress info: \"%1 of %2\"","%1/%2").arg( current ).arg( total ), current, total );
#endif
}
GpgME::Error Kleo::HierarchicalKeyListJob::startAJob() {
if ( mNextSet.empty() )
return 0;
mJob = mProtocol->keyListJob( mRemote, mIncludeSigs, mValidating );
assert( mJob ); // FIXME: we need a way to generate errors ourselves,
// but I don't like the dependency on gpg-error :/
connect( mJob, TQT_SIGNAL(nextKey(const GpgME::Key&)), TQT_SLOT(slotNextKey(const GpgME::Key&)) );
connect( mJob, TQT_SIGNAL(result(const GpgME::KeyListResult&)), TQT_SLOT(slotResult(const GpgME::KeyListResult&)) );
TQStringList patterns;
for ( std::set<TQString>::const_iterator it = mNextSet.begin() ; it != mNextSet.end() ; ++it )
patterns.push_back( *it );
mScheduledSet.insert( mNextSet.begin(), mNextSet.end() );
mNextSet.clear();
return mJob->start( patterns, false );
}
#include "hierarchicalkeylistjob.moc"
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